<?php
namespace addon\kindeditor\controller;
use app\common\controller\AddonAdminBase;
use tpfcore\Core;

class Kindeditor extends AddonAdminBase
{
   	public function doc() {
      return $this->addonTemplate("index:doc");
    }

    public function file_manage(){

    	config("app_trace",false);

    	$root_path = ROOT_PATH."data/uploads/";

    	$root_url = SITE_PATH."/data/uploads/";
    	//图片扩展名
		$ext_arr = array('gif', 'jpg', 'jpeg', 'png', 'bmp');

		//根据path参数，设置各路径和URL
		if (!isset($this->param['path']) || empty($this->param['path'])) {
			$current_path = $root_path;
			$current_url = $root_url;
			$current_dir_path = '';
			$moveup_dir_path = '';
		}else{
			$current_path = realpath($root_path) . '/' . $this->param['path'];
			$current_url = $root_url . $this->param['path'];
			$current_dir_path = $this->param['path'];
			$moveup_dir_path = preg_replace('/(.*?)[^\/]+\/$/', '$1', $current_dir_path);
		}
		
		$order = isset($this->param['order']) ? strtolower($this->param['order']):'name';

		//最后一个字符不是/
		if (!preg_match('/\/$/', $current_path)) {
			echo 'Parameter is not valid.';
			exit;
		}

		//目录不存在或不是目录
		if (!file_exists($current_path) || !is_dir($current_path)) {
			echo 'Directory does not exist.';
			exit;
		}

		//遍历目录取得文件信息
		$file_list = array();
		if ($handle = opendir($current_path)) {
			$i = 0;
			while (false !== ($filename = readdir($handle))) {
				if ($filename{0} == '.') continue;
				$file = $current_path . $filename;
				if (is_dir($file)) {
					$file_list[$i]['is_dir'] = true; //是否文件夹
					$file_list[$i]['has_file'] = (count(scandir($file)) > 2); //文件夹是否包含文件
					$file_list[$i]['filesize'] = 0; //文件大小
					$file_list[$i]['is_photo'] = false; //是否图片
					$file_list[$i]['filetype'] = ''; //文件类别，用扩展名判断
				} else {
					$file_list[$i]['is_dir'] = false;
					$file_list[$i]['has_file'] = false;
					$file_list[$i]['filesize'] = filesize($file);
					$file_list[$i]['dir_path'] = '';
					$file_ext = strtolower(pathinfo($file, PATHINFO_EXTENSION));
					$file_list[$i]['is_photo'] = in_array($file_ext, $ext_arr);
					$file_list[$i]['filetype'] = $file_ext;
				}
				$file_list[$i]['filename'] = $filename; //文件名，包含扩展名
				$file_list[$i]['datetime'] = date('Y-m-d H:i:s', filemtime($file)); //文件最后修改时间
				$i++;
			}
			closedir($handle);
		}

		usort($file_list, ["addon\kindeditor\controller\Kindeditor",'cmp_func']);

		$result['moveup_dir_path'] = $moveup_dir_path;
		//相对于根目录的当前目录
		$result['current_dir_path'] = $current_dir_path;
		//当前目录的URL
		$result['current_url'] = $current_url;
		//文件数
		$result['total_count'] = count($file_list);
		//文件列表数组
		$result['file_list'] = $file_list;

		echo json_encode($result);
    }

    //排序
	protected function cmp_func($a, $b) {
		global $order;
		if ($a['is_dir'] && !$b['is_dir']) {
			return -1;
		} else if (!$a['is_dir'] && $b['is_dir']) {
			return 1;
		} else {
			if ($order == 'size') {
				if ($a['filesize'] > $b['filesize']) {
					return 1;
				} else if ($a['filesize'] < $b['filesize']) {
					return -1;
				} else {
					return 0;
				}
			} else if ($order == 'type') {
				return strcmp($a['filetype'], $b['filetype']);
			} else {
				return strcmp($a['filename'], $b['filename']);
			}
		}
	}
}
